Note 1 - Description of Business and Accounting Policies (Details) (USD $)	3 Months Ended					3 Months Ended		0 Months Ended	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	Mar. 31, 2014 Patient Receivable [Member]	Dec. 31, 2013 Patient Receivable [Member]	Mar. 31, 2014 Full Service Centers [Member]	Mar. 31, 2014 Pre And Post Operative Centers [Member]	Feb. 13, 2014 PhotoMedex [Member]	Mar. 31, 2014 Minimum [Member]	Mar. 31, 2014 Maximum [Member]
Note 1 - Description of Business and Accounting Policies (Details) [Line Items]
Number Of Vision Correction Centers Operated	60					51	9
Number Of Vision Correction Centers Licensed To Ophthalmologists Who Use Trade Mark	4
Sale of Stock, Price Per Share (in Dollars per share)								$ 5.37
Proceeds from Issuance or Sale of Equity								$ 106,400,000
Period Over Which Patient Receivables Are Recovered									12 months	36 months
Receivable Balances That Remain Open Past Maturity Amount	29,000		21,000
Allowance for Doubtful Accounts Receivable				1,300,000	1,100,000
Allowance for Doubtful Accounts Receivable, Write-offs	252,000	227,000
Allowance for Doubtful Accounts Receivable, Recoveries	$ 25,000	$ 29,000